小编din*_*689的帖子

我已经EntityFrameworkFileProvider为我的ASP.NET核心Web应用程序实现了，我希望ViewDbContext实例由ASP.NET核心DI框架在构造函数中注入：

（ViewDbContext是dbContext）

public class EntityFrameworkFileProvider : IFileProvider
{
    private ViewDbContext _context;

    public EntityFrameworkFileProvider(ViewDbContext context)
    { 
       /* should be injected by asp.net core DI */
        _context = context;
    }
    public IDirectoryContents GetDirectoryContents(string subpath)
    {
        .....
    }

    public IFileInfo GetFileInfo(string subpath)
    {
        var result = new DatabaseFileInfo(_context, subpath);
        return result.Exists ? result as IFileInfo : new NotFoundFileInfo(subpath);
    }

    public IChangeToken Watch(string filter)
    {
        return new DatabaseChangeToken(_context, filter);
    }
}

现在，我将它们添加EntityFrameworkFileProvider到RazorViewEngineOptionstartup.cs中。如何使用startup.cs方法使 …